#include <bits/stdc++.h>
using namespace std;
//Compiler version g++ 6.3.0
int main()
{
int n;
ios_base::sync_with_stdio(false);
cin >> n;
int arr[n];
int k = (n+1) / 2;
int s = 0;
for(int i =0;i < n;i++){
cin >> arr[i];
if(i<k) s += arr[i];
}
int pre[n];
pre[0] = s;
for(int i = 0;i < n - 1;i++){
s += arr[(i+k)%n];
s -= arr[i];
pre[i+1] = s;
}
multiset<int> x;
for(int i= 0; i < k; i++){
x.insert(pre[i]);
}
int ans = *x.begin();
for(int i = 0;i < n - 1;i++){
x.insert(pre[(i+k)%n]);
x.erase(x.find(pre[i]));
ans = max(ans,*x.begin());
}
cout << ans;
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
384 KB |
Output is correct |
| 2 |
Correct |
2 ms |
384 KB |
Output is correct |
| 3 |
Correct |
2 ms |
384 KB |
Output is correct |
| 4 |
Correct |
2 ms |
384 KB |
Output is correct |
| 5 |
Correct |
0 ms |
384 KB |
Output is correct |
| 6 |
Correct |
2 ms |
384 KB |
Output is correct |
| 7 |
Correct |
2 ms |
384 KB |
Output is correct |
| 8 |
Correct |
2 ms |
384 KB |
Output is correct |
| 9 |
Correct |
2 ms |
384 KB |
Output is correct |
| 10 |
Correct |
2 ms |
384 KB |
Output is correct |
| 11 |
Correct |
2 ms |
384 KB |
Output is correct |
| 12 |
Correct |
2 ms |
384 KB |
Output is correct |
| 13 |
Correct |
1 ms |
384 KB |
Output is correct |
| 14 |
Correct |
2 ms |
384 KB |
Output is correct |
| 15 |
Correct |
2 ms |
384 KB |
Output is correct |
| 16 |
Correct |
2 ms |
384 KB |
Output is correct |
| 17 |
Correct |
2 ms |
384 KB |
Output is correct |
| 18 |
Correct |
2 ms |
384 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
384 KB |
Output is correct |
| 2 |
Correct |
2 ms |
384 KB |
Output is correct |
| 3 |
Correct |
2 ms |
384 KB |
Output is correct |
| 4 |
Correct |
2 ms |
384 KB |
Output is correct |
| 5 |
Correct |
0 ms |
384 KB |
Output is correct |
| 6 |
Correct |
2 ms |
384 KB |
Output is correct |
| 7 |
Correct |
2 ms |
384 KB |
Output is correct |
| 8 |
Correct |
2 ms |
384 KB |
Output is correct |
| 9 |
Correct |
2 ms |
384 KB |
Output is correct |
| 10 |
Correct |
2 ms |
384 KB |
Output is correct |
| 11 |
Correct |
2 ms |
384 KB |
Output is correct |
| 12 |
Correct |
2 ms |
384 KB |
Output is correct |
| 13 |
Correct |
1 ms |
384 KB |
Output is correct |
| 14 |
Correct |
2 ms |
384 KB |
Output is correct |
| 15 |
Correct |
2 ms |
384 KB |
Output is correct |
| 16 |
Correct |
2 ms |
384 KB |
Output is correct |
| 17 |
Correct |
2 ms |
384 KB |
Output is correct |
| 18 |
Correct |
2 ms |
384 KB |
Output is correct |
| 19 |
Correct |
2 ms |
384 KB |
Output is correct |
| 20 |
Correct |
2 ms |
384 KB |
Output is correct |
| 21 |
Correct |
2 ms |
384 KB |
Output is correct |
| 22 |
Correct |
3 ms |
384 KB |
Output is correct |
| 23 |
Correct |
4 ms |
512 KB |
Output is correct |
| 24 |
Correct |
3 ms |
380 KB |
Output is correct |
| 25 |
Correct |
4 ms |
640 KB |
Output is correct |
| 26 |
Correct |
4 ms |
512 KB |
Output is correct |
| 27 |
Correct |
2 ms |
384 KB |
Output is correct |
| 28 |
Correct |
2 ms |
256 KB |
Output is correct |
| 29 |
Correct |
2 ms |
384 KB |
Output is correct |
| 30 |
Correct |
3 ms |
512 KB |
Output is correct |
| 31 |
Correct |
4 ms |
512 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
384 KB |
Output is correct |
| 2 |
Correct |
2 ms |
384 KB |
Output is correct |
| 3 |
Correct |
4 ms |
512 KB |
Output is correct |
| 4 |
Correct |
45 ms |
3192 KB |
Output is correct |
| 5 |
Correct |
146 ms |
7416 KB |
Output is correct |
| 6 |
Correct |
212 ms |
9408 KB |
Output is correct |
| 7 |
Correct |
226 ms |
11256 KB |
Output is correct |
| 8 |
Correct |
600 ms |
18300 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
384 KB |
Output is correct |
| 2 |
Correct |
2 ms |
384 KB |
Output is correct |
| 3 |
Correct |
2 ms |
384 KB |
Output is correct |
| 4 |
Correct |
2 ms |
384 KB |
Output is correct |
| 5 |
Correct |
0 ms |
384 KB |
Output is correct |
| 6 |
Correct |
2 ms |
384 KB |
Output is correct |
| 7 |
Correct |
2 ms |
384 KB |
Output is correct |
| 8 |
Correct |
2 ms |
384 KB |
Output is correct |
| 9 |
Correct |
2 ms |
384 KB |
Output is correct |
| 10 |
Correct |
2 ms |
384 KB |
Output is correct |
| 11 |
Correct |
2 ms |
384 KB |
Output is correct |
| 12 |
Correct |
2 ms |
384 KB |
Output is correct |
| 13 |
Correct |
1 ms |
384 KB |
Output is correct |
| 14 |
Correct |
2 ms |
384 KB |
Output is correct |
| 15 |
Correct |
2 ms |
384 KB |
Output is correct |
| 16 |
Correct |
2 ms |
384 KB |
Output is correct |
| 17 |
Correct |
2 ms |
384 KB |
Output is correct |
| 18 |
Correct |
2 ms |
384 KB |
Output is correct |
| 19 |
Correct |
2 ms |
384 KB |
Output is correct |
| 20 |
Correct |
2 ms |
384 KB |
Output is correct |
| 21 |
Correct |
2 ms |
384 KB |
Output is correct |
| 22 |
Correct |
3 ms |
384 KB |
Output is correct |
| 23 |
Correct |
4 ms |
512 KB |
Output is correct |
| 24 |
Correct |
3 ms |
380 KB |
Output is correct |
| 25 |
Correct |
4 ms |
640 KB |
Output is correct |
| 26 |
Correct |
4 ms |
512 KB |
Output is correct |
| 27 |
Correct |
2 ms |
384 KB |
Output is correct |
| 28 |
Correct |
2 ms |
256 KB |
Output is correct |
| 29 |
Correct |
2 ms |
384 KB |
Output is correct |
| 30 |
Correct |
3 ms |
512 KB |
Output is correct |
| 31 |
Correct |
4 ms |
512 KB |
Output is correct |
| 32 |
Correct |
2 ms |
384 KB |
Output is correct |
| 33 |
Correct |
2 ms |
384 KB |
Output is correct |
| 34 |
Correct |
4 ms |
512 KB |
Output is correct |
| 35 |
Correct |
45 ms |
3192 KB |
Output is correct |
| 36 |
Correct |
146 ms |
7416 KB |
Output is correct |
| 37 |
Correct |
212 ms |
9408 KB |
Output is correct |
| 38 |
Correct |
226 ms |
11256 KB |
Output is correct |
| 39 |
Correct |
600 ms |
18300 KB |
Output is correct |
| 40 |
Correct |
6 ms |
640 KB |
Output is correct |
| 41 |
Correct |
12 ms |
1152 KB |
Output is correct |
| 42 |
Correct |
15 ms |
1408 KB |
Output is correct |
| 43 |
Correct |
164 ms |
7544 KB |
Output is correct |
| 44 |
Correct |
514 ms |
18288 KB |
Output is correct |
| 45 |
Correct |
61 ms |
3840 KB |
Output is correct |
| 46 |
Correct |
248 ms |
10980 KB |
Output is correct |
| 47 |
Correct |
590 ms |
18412 KB |
Output is correct |
| 48 |
Correct |
285 ms |
18424 KB |
Output is correct |
| 49 |
Correct |
259 ms |
17656 KB |
Output is correct |
| 50 |
Correct |
261 ms |
17656 KB |
Output is correct |
